6.5.1
Table Of Contents
- vSphere Resource Management
- Contents
- About vSphere Resource Management
- Getting Started with Resource Management
- Configuring Resource Allocation Settings
- CPU Virtualization Basics
- Administering CPU Resources
- Memory Virtualization Basics
- Administering Memory Resources
- Configuring Virtual Graphics
- Managing Storage I/O Resources
- Managing Resource Pools
- Creating a DRS Cluster
- Using DRS Clusters to Manage Resources
- Creating a Datastore Cluster
- Initial Placement and Ongoing Balancing
- Storage Migration Recommendations
- Create a Datastore Cluster
- Enable and Disable Storage DRS
- Set the Automation Level for Datastore Clusters
- Setting the Aggressiveness Level for Storage DRS
- Datastore Cluster Requirements
- Adding and Removing Datastores from a Datastore Cluster
- Using Datastore Clusters to Manage Storage Resources
- Using NUMA Systems with ESXi
- Advanced Attributes
- Fault Definitions
- Virtual Machine is Pinned
- Virtual Machine not Compatible with any Host
- VM/VM DRS Rule Violated when Moving to another Host
- Host Incompatible with Virtual Machine
- Host Has Virtual Machine That Violates VM/VM DRS Rules
- Host has Insufficient Capacity for Virtual Machine
- Host in Incorrect State
- Host Has Insufficient Number of Physical CPUs for Virtual Machine
- Host has Insufficient Capacity for Each Virtual Machine CPU
- The Virtual Machine Is in vMotion
- No Active Host in Cluster
- Insufficient Resources
- Insufficient Resources to Satisfy Configured Failover Level for HA
- No Compatible Hard Affinity Host
- No Compatible Soft Affinity Host
- Soft Rule Violation Correction Disallowed
- Soft Rule Violation Correction Impact
- DRS Troubleshooting Information
- Cluster Problems
- Load Imbalance on Cluster
- Cluster is Yellow
- Cluster is Red Because of Inconsistent Resource Pool
- Cluster Is Red Because Failover Capacity Is Violated
- No Hosts are Powered Off When Total Cluster Load is Low
- Hosts Are Powered-off When Total Cluster Load Is High
- DRS Seldom or Never Performs vMotion Migrations
- Host Problems
- DRS Recommends Host Be Powered on to Increase Capacity When Total Cluster Load Is Low
- Total Cluster Load Is High
- Total Cluster Load Is Low
- DRS Does Not Evacuate a Host Requested to Enter Maintenance or Standby Mode
- DRS Does Not Move Any Virtual Machines onto a Host
- DRS Does Not Move Any Virtual Machines from a Host
- Virtual Machine Problems
- Cluster Problems
- Index
Removing a Host from a Cluster 76
DRS Cluster Validity 77
Managing Power Resources 82
Using DRS Anity Rules 86
12
Creating a Datastore Cluster 91
Initial Placement and Ongoing Balancing 92
Storage Migration Recommendations 92
Create a Datastore Cluster 92
Enable and Disable Storage DRS 93
Set the Automation Level for Datastore Clusters 93
Seing the Aggressiveness Level for Storage DRS 94
Datastore Cluster Requirements 95
Adding and Removing Datastores from a Datastore Cluster 96
13
Using Datastore Clusters to Manage Storage Resources 97
Using Storage DRS Maintenance Mode 97
Applying Storage DRS Recommendations 99
Change Storage DRS Automation Level for a Virtual Machine 100
Set Up O-Hours Scheduling for Storage DRS 100
Storage DRS Anti-Anity Rules 101
Clear Storage DRS Statistics 104
Storage vMotion Compatibility with Datastore Clusters 105
14
Using NUMA Systems with ESXi 107
What is NUMA? 107
How ESXi NUMA Scheduling Works 108
VMware NUMA Optimization Algorithms and Seings 109
Resource Management in NUMA Architectures 110
Using Virtual NUMA 110
Specifying NUMA Controls 111
15
Advanced
Aributes 115
Set Advanced Host Aributes 115
Set Advanced Virtual Machine Aributes 118
Latency Sensitivity 120
About Reliable Memory 120
16
Fault Denitions 123
Virtual Machine is Pinned 124
Virtual Machine not Compatible with any Host 124
VM/VM DRS Rule Violated when Moving to another Host 124
Host Incompatible with Virtual Machine 124
Host Has Virtual Machine That Violates VM/VM DRS Rules 124
Host has Insucient Capacity for Virtual Machine 124
Host in Incorrect State 124
Host Has Insucient Number of Physical CPUs for Virtual Machine 125
Contents
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